Thread: Sick Horn
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Old 04-08-2017, 09:07 AM   #4
1930 coupe
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Join Date: May 2010
Posts: 226
Default Re: Sick Horn

I had a horn that sounded like a sick cow the first 4 or 5 times that you blew it, then it would start to go ahooga. It sounded great on the bench but sick on the car. I tried another horn with the same results. I then used a heavy duty jumper wire from the horn to ground to bypass the horn button for a test and it sounded very strong and good every time. I put a meter on the horn button and measured 2 ohms, it should be 0 ohms. It is a reproduction horn rod and I removed it and took it apart, everything looked good inside except the wire at the top end where the brass connector is crimped on was black with corrosion. I cleaned the wire and soldered it to the connector. I put dielectric grease on all the contact parts under the button and put it back in the car. The horn now sounds very good and strong with the engine on or off and never sounds like a cow.
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